B33113313132313113313223313331323132313331333133112111133133313231333212211
>>
B3311331313231311331322331333132313231333133313311211113313331323133321221
<<
B33113313132313113313223313331323132313331333133112111133133313231333212213
>>
B33113313132313113313223313331323132313331333133112111133133313231333212212
>>